KTM 125 SX [2001-2027] - Race Evolution cast pistons

VERTEX Race Evolution cast piston for KTM 125 SX

The VERTEX Race Evolution cast piston is designed for 2-stroke off-road and racing use on the KTM 125 SX. Its aluminum design with cast piston type combines the specified dimensions with a standard piston compression for suitable selection in the upper engine range.

Features for racing use

The construction has a reduced top edge and a MoS2 coating. Specific pockets in the coating support smooth running between the piston and cylinder. The piston is designed with 1 nitrided steel ring.

• Aluminum
• Piston Type: Cast
• Piston compression: standard
• For 2T engines
• Designed for racing applications

Technical data

• Diameter Ø: 53.97 mm
• Letter oversize: D
• Oversize: +0.03
• Bore diameter: 54.00 mm
• Rings Quantity: 1
• Stroke: 2T

Vehicle assignment

The VERTEX Race Evolution cast piston is suitable for the KTM 125 SX in the entire model year range from 2001 to 2027.

Before making your selection, please compare the diameter Ø, oversize, bore diameter and piston compression with the intended engine. Version D with +0.03 oversize is intended for the specified dimensions.